nlme: asOneFormula – R documentation

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asOneFormula

Combine Formulas of a Set of Objects

Description

The names of all variables used in the formulas extracted from the objects defined in ... are converted into a single linear formula, with the variables names separated by +.

Usage

asOneFormula(..., omit)

Arguments

`...`	objects, or lists of objects, from which a formula can be extracted.
`omit`	an optional character vector with the names of variables to be omitted from the returned formula. Defaults to c(".", "pi").

Value

a one-sided linear formula with all variables named in the formulas extracted from the objects in ..., except the ones listed in omit.

Author(s)

José Pinheiro and Douglas Bates bates@stat.wisc.edu

Examples

asOneFormula(y ~ x + z | g, list(~ w, ~ t * sin(2 * pi)))

nlme

Linear and Nonlinear Mixed Effects Models

v3.1-152

GPL (>= 2) | file LICENCE

Authors

José Pinheiro [aut] (S version), Douglas Bates [aut] (up to 2007), Saikat DebRoy [ctb] (up to 2002), Deepayan Sarkar [ctb] (up to 2005), EISPACK authors [ctb] (src/rs.f), Siem Heisterkamp [ctb] (Author fixed sigma), Bert Van Willigen [ctb] (Programmer fixed sigma), Johannes Ranke [ctb] (varConstProp()), R-core [aut, cre]

Initial release

2021-02-03